Z-2300 Motherboard Settings and Configuration

Processor	80286
Processor Speed	8MHz
Chip Set	Unidentified
Video Chip Set	None
Maximum Onboard Memory	6MB
Maximum Video Memory	None
Cache	None
BIOS	Unidentified
Dimensions	330mm x 218mm
I/O Options	Riser slot
NPU Options	80287

CONNECTIONS
Purpose	Location	Purpose	Location
Speaker/LED	P506	External battery	P509
Power supply	P507	Riser slot	SL1

USER CONFIGURABLE SETTINGS
Function		Label	Position
»	Factory configured - do not alter	P501	Unidentified

DRAM CONFIGURATION
Size	Bank 0	Bank 1	Bank 2
1MB	(2) 256K x 9	(2) 256K x 9	None
1.5MB	(2) 256K x 9	(2) 256K x 9	(2) 256K x 9
2MB	(2) 1M x 9	None	None
2.5MB	(2) 1M x 9	(2) 256K x 9	None
3MB	(2) 256K x 9	(2) 256K x 9	(2) 1M x 9
4MB	(2) 1M x 9	(2) 1M x 9	None
4.5MB	(2) 256K x 9	(2) 1M x 9	(2) 1M x 9
6MB	(2) 1M x 9	(2) 1M x 9	(2) 1M x 9

DRAM JUMPER CONFIGURATION
Size		J516
»	256KB x 9 installed in banks 1 or 2	Pins 2 & 3 closed
	1M x 9 installed in banks 1, 2 or 3	Pins 1 & 2 closed

NPU SPEED SELECTION
Speed		J505
	8MHz	Pins 1 & 2 closed
	80287 oscillator (not used)	Pins 3 & 4 closed
	24MHz (not used)oscillator	Pins 5 & 6 closed
»	16MHz oscillator	Pins 7 & 8 closed
	14MHz oscillator	Pins 9 & 10 closed

PARALLEL PORT SELECTION
Setting		J501	J502	J503	J506	J511	J512
»	Used as printer	1 & 2	1 & 2	1 & 2	1 & 2	1 & 2	1 & 2
	Used as scanner	2 & 3	2 & 3	2 & 3	2 & 3	2 & 3	2 & 3
Note: Pins designated should be in the closed position.

CHIPSPAK IC SELECTION
Unit		J504
»	1	Pins 1 & 2 closed
	2	Pins 3 & 4 closed
	3	Pins 5 & 6 closed
	4	Pins 7 & 8 closed
»	IBM printer compatibility	Pins 9 &10 closed

PCI TRIGGER SELECTION
Setting		J510
»	Color video card	Pins 1 & 2 closed
»	SCP control	Pins 3 & 4 closed
	Keyboard type	Pins 5 & 6, 7 & 8 closed
	NPU clock mode	Pins 9 &10 closed